# std::allocator_traits<Alloc>::deallocate

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< cpp‎ | memory‎ | allocator traits

Defined in header `<memory>` |  |
static void deallocate( Alloc& a, pointer p, size_type n ); |  | (since C++11) (constexpr since C++20)

Uses the allocator a to deallocate the storage referenced by p, by calling a.deallocate(p, n).

### Parameters

a | - | allocator to use
p | - | pointer to the previously allocated storage
n | - | the number of objects the storage was allocated for

### Return value

(none)

### Example

| This section is incomplete Reason: no example

### See also

allocate [static] | allocates uninitialized storage using the allocator (public static member function)
deallocate | deallocates storage (public member function of `std::allocator<T>`)

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